SY

Seiichi Yamano

HI Hitachi: 1 patents #814 of 2,935Top 30%
NT NTT: 1 patents #30 of 180Top 20%
Overall (1989): #58,252 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4833691 Line equalizer Hiroshi Takatori, Osamu Matsuhara 1989-05-23